Performance Tool W88989 24" X 24" Protective Diamond Shape Anti-Fatigue Interlocking Floor Mat (24 Square Feet) Add comfort and protection to any floor. 12mm thick;3/8" Thick. 6 interlocking mats 2' x 2'. 24 sq. ft. in each pack;Borders included. Connect multiple packs for extended floor coverage. Water resistant, easy to clean and light weight.